roads leading to the united states have been blocked off. >>> space shuttle "endeavour's" final flight has been delayed again because of the weather. it's now expected to hitch a ride on top of a 747 tomorrow. it will make its way from florida's ken day space center to the science center t will make several stops along the way. >>> derrick rose knows pain. rose's rehabbing this offseason after tearing an acl in the playoffs. it wasn't strenuous workouts that made him teary eyed last week, but thoughts about children in his native chicago. check out rose at the rollout of his new adidas shoe. >> it is -- it is truly a blessing where all this stuff is going on in this city, a kid from englewood got some positive. that makes me feel so good. >> rose tells espn he has been praying for the chicago school strike to end. so, with a tentative deal in place, why are students still not in the classroom today? covering the strike in chicago, kim la. >> reporter: tas emotional not just for the students but the teachers. no reports of any children being injured or kill ed as a result f the strike b